Finding the Third Proportional to 912,782 and 1,947,734
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Solution
The third proportional to 912,782 and 1,947,734 is: 4,156,159.67
Step by Step Solution
- Step 1: Write the proportion equation
912,782 : 1,947,734 = 1,947,734 : x - Step 2: Convert to fraction form
912,782/1,947,734 = 1,947,734/x - Step 3: Cross multiply
912,782x = 1,947,734 × 1,947,734 - Step 4: Simplify right side
912,782x = 3,793,667,734,756 - Step 5: Solve for x
x = 3,793,667,734,756/912,782 - Step 6: Final answer
x = 4,156,159.67
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.